Four locking grooves and one countersunk hole 180 degrees from locking grooves
A straight shaft having two or more of the following conditions: a specified surface finish designation in the range of 1 to 125 microinches (o.O25 to 3.2 micrometers), arithmetical average (aa), machined peripheral flat(s), circular groove (s), keyway(s), splines, threads, or holes. It is not designed for use in aligning by fitting into corresponding holes of another item. It may be drilled for lubricating holes. For items having an integral gear(s) or worm(s), see gearshaft (as modified). For items designed to support rotating members see axle(1), straight. For items not having the above conditions see pin, straight, headless. For items having machined ends which constitute steps see shaft(1), shouldered; axle(1), shouldered; and bolt, fluid passage.
Classification: Transmission shafts and cranks, except camshafts and crankshafts
NSN 6145-01-122-3318
NSN 5905-01-648-4994
NSN 6135-01-328-0639
NSN 6145-01-265-0522
NSN 6685-01-168-7712
NSN 5915-01-219-9088
NSN 6150-01-250-2772
NSN 6685-01-364-0661
NSN 5945-01-105-0552
NSN 5965-01-354-7038
NSN 5910-01-510-1791
NSN 6620-01-604-4072